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<a href="general__dynamics_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/* -------------------------------------------------------------------------*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> *                              SPHinXsys                                   *</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> * --------------------------------------------------------------------------*</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * SPHinXsys (pronunciation: s&#39;finksis) is an acronym from Smoothed Particle    *</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> * Hydrodynamics for industrial compleX systems. It provides C++ APIs for   *</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * physical accurate simulation and aims to model coupled industrial dynamic *</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * systems including fluid, solid, multi-body dynamics and beyond with SPH  *</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> * (smoothed particle hydrodynamics), a meshless computational method using *</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> * particle discretization.                                                 *</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> *                                                                          *</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> * SPHinXsys is partially funded by German Research Foundation              *</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> * (Deutsche Forschungsgemeinschaft) DFG HU1527/6-1, HU1527/10-1                *</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> * and HU1527/12-1.                                                         *</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> * Portions copyright (c) 2017-2020 Technical University of Munich and      *</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> * the authors&#39; affiliations.                                               *</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"> * Licensed under the Apache License, Version 2.0 (the &quot;License&quot;); you may   *</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment"> * not use this file except in compliance with the License. You may obtain a *</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment"> * copy of the License at http://www.apache.org/licenses/LICENSE-2.0.        *</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment"> * --------------------------------------------------------------------------*/</span></div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="preprocessor">#ifndef GENERAL_DYNAMICS_H</span></div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="preprocessor">#define GENERAL_DYNAMICS_H</span></div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;</div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="preprocessor">#include &quot;all_particle_dynamics.h&quot;</span></div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="base__body_8h.html">base_body.h</a>&quot;</span></div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="base__particles_8h.html">base_particles.h</a>&quot;</span></div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="external__force_8h.html">external_force.h</a>&quot;</span></div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;</div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">#include &lt;limits&gt;</span></div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;</div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespace_s_p_h.html">SPH</a></div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;{</div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;    <span class="keyword">typedef</span> DataDelegateSimple&lt;SPHBody, BaseParticles, BaseMaterial&gt; GeneralDataDelegateSimple;</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;    <span class="keyword">typedef</span> DataDelegateInner&lt;SPHBody, BaseParticles, BaseMaterial&gt; GeneralDataDelegateInner;</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;    <span class="keyword">typedef</span> DataDelegateContact&lt;SPHBody, BaseParticles, BaseMaterial,</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;                                SPHBody, BaseParticles, BaseMaterial, DataDelegateEmptyBase&gt;</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;        GeneralDataDelegateContact;</div><div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1_time_step_initialization.html">   53</a></span>&#160;    <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1_time_step_initialization.html">TimeStepInitialization</a></div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;        : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_particle_dynamics_simple.html">ParticleDynamicsSimple</a>,</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;          <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_simple.html">GeneralDataDelegateSimple</a></div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;    {</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;    <span class="keyword">private</span>:</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;        <a class="code" href="class_s_p_h_1_1_unique_ptr_keeper.html">UniquePtrKeeper&lt;Gravity&gt;</a> gravity_ptr_keeper_;</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;    <span class="keyword">public</span>:</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;        <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1_time_step_initialization.html">TimeStepInitialization</a>(<a class="code" href="class_s_p_h_1_1_s_p_h_body.html">SPHBody</a> &amp;sph_body);</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;        <a class="code" href="class_s_p_h_1_1_time_step_initialization.html">TimeStepInitialization</a>(<a class="code" href="class_s_p_h_1_1_s_p_h_body.html">SPHBody</a> &amp;sph_body, <a class="code" href="class_s_p_h_1_1_gravity.html">Gravity</a> &amp;gravity);</div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;        <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1_time_step_initialization.html">TimeStepInitialization</a>(){};</div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;</div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;    <span class="keyword">protected</span>:</div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;        <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;pos_, &amp;acc_prior_;</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;        <a class="code" href="class_s_p_h_1_1_gravity.html">Gravity</a> *gravity_;</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;        <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_s_p_h_1_1_time_step_initialization.html#a604cb6130b5bc098991e5c23baef2977">setupDynamics</a>(Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;        <span class="keyword">virtual</span> <span class="keywordtype">void</span> Update(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;    };</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;</div><div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1_randomize_particle_position.html">   76</a></span>&#160;    <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1_randomize_particle_position.html">RandomizeParticlePosition</a></div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;        : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_particle_dynamics_simple.html">ParticleDynamicsSimple</a>,</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;          <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_simple.html">GeneralDataDelegateSimple</a></div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;    {</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;    <span class="keyword">public</span>:</div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;        <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1_randomize_particle_position.html">RandomizeParticlePosition</a>(<a class="code" href="class_s_p_h_1_1_s_p_h_body.html">SPHBody</a> &amp;sph_body);</div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;        <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1_randomize_particle_position.html">RandomizeParticlePosition</a>(){};</div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;</div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;    <span class="keyword">protected</span>:</div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;        <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;pos_;</div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;        Real randomize_scale_;</div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;        <span class="keyword">virtual</span> <span class="keywordtype">void</span> Update(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    };</div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;    <span class="keyword">template</span> &lt;<span class="keyword">typename</span> VariableType&gt;</div><div class="line"><a name="l00095"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1_particle_smoothing.html">   95</a></span>&#160;    <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1_particle_smoothing.html">ParticleSmoothing</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_interaction_dynamics_with_update.html">InteractionDynamicsWithUpdate</a>, <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_inner.html">GeneralDataDelegateInner</a></div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;    {</div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;    <span class="keyword">public</span>:</div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;        <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1_particle_smoothing.html">ParticleSmoothing</a>(<a class="code" href="class_s_p_h_1_1_base_body_relation_inner.html">BaseBodyRelationInner</a> &amp;inner_relation, <span class="keyword">const</span> std::string &amp;variable_name)</div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;            : <a class="code" href="class_s_p_h_1_1_interaction_dynamics_with_update.html">InteractionDynamicsWithUpdate</a>(*inner_relation.sph_body_),</div><div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;              <a class="code" href="class_s_p_h_1_1_data_delegate_inner.html">GeneralDataDelegateInner</a>(inner_relation),</div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;              W0_(body_-&gt;sph_adaptation_-&gt;getKernel()-&gt;W0(Vecd(0))),</div><div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;              smoothed_(*particles_-&gt;getVariableByName&lt;<a class="code" href="class_variable_type.html">VariableType</a>&gt;(variable_name))</div><div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;        {</div><div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;            particles_-&gt;registerVariable(temp_, variable_name + <span class="stringliteral">&quot;_temp&quot;</span>);</div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;        }</div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;</div><div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;        <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1_particle_smoothing.html">ParticleSmoothing</a>(){};</div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;</div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;    <span class="keyword">protected</span>:</div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;        <span class="keyword">const</span> Real W0_;</div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;        StdLargeVec&lt;VariableType&gt; &amp;smoothed_, temp_;</div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;</div><div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;        <span class="keyword">virtual</span> <span class="keywordtype">void</span> Interaction(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0)<span class="keyword"> override</span></div><div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;<span class="keyword">        </span>{</div><div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;            Real weight = W0_;</div><div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;            <a class="code" href="class_variable_type.html">VariableType</a> summation = W0_ * smoothed_[index_i];</div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;            <span class="keyword">const</span> <a class="code" href="class_s_p_h_1_1_neighborhood.html">Neighborhood</a> &amp;inner_neighborhood = <a class="code" href="class_s_p_h_1_1_data_delegate_inner.html#a1a9ec99b7fadff00fe62cf6656827fb3">inner_configuration_</a>[index_i];</div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;            <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> n = 0; n != inner_neighborhood.<a class="code" href="class_s_p_h_1_1_neighborhood.html#a1e2d0d9c7af09e2ee0e58903b171902d">current_size_</a>; ++n)</div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;            {</div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;                <span class="keywordtype">size_t</span> index_j = inner_neighborhood.<a class="code" href="class_s_p_h_1_1_neighborhood.html#aaec2f984f8c1afd41b2ea98ec7033f99">j_</a>[n];</div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;                summation += inner_neighborhood.<a class="code" href="class_s_p_h_1_1_neighborhood.html#aead058787ca24c233d7d6d7825e1dac3">W_ij_</a>[n] * smoothed_[index_j];</div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;                weight += inner_neighborhood.<a class="code" href="class_s_p_h_1_1_neighborhood.html#aead058787ca24c233d7d6d7825e1dac3">W_ij_</a>[n];</div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;            }</div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;            temp_[index_i] = summation / (weight + TinyReal);</div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;        };</div><div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;</div><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;        <span class="keyword">virtual</span> <span class="keywordtype">void</span> Update(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0)<span class="keyword"> override</span></div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;<span class="keyword">        </span>{</div><div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160; 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       Real ReduceFunction(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;    };</div><div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;</div><div class="line"><a name="l00186"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1_body_lower_bound.html">  186</a></span>&#160;    <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1_body_lower_bound.html">BodyLowerBound</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_particle_dynamics_reduce.html">ParticleDynamicsReduce</a>&lt;Vecd, ReduceLowerBound&gt;,</div><div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;                           <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_simple.html">GeneralDataDelegateSimple</a></div><div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;    {</div><div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;    <span class="keyword">public</span>:</div><div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;        <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1_body_lower_bound.html">BodyLowerBound</a>(<a class="code" href="class_s_p_h_1_1_s_p_h_body.html">SPHBody</a> &amp;sph_body);</div><div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;        <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1_body_lower_bound.html">BodyLowerBound</a>(){};</div><div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;</div><div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;    <span class="keyword">protected</span>:</div><div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;        <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;pos_;</div><div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;        Vecd ReduceFunction(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;    };</div><div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;</div><div class="line"><a name="l00202"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1_body_upper_bound.html">  202</a></span>&#160;    <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1_body_upper_bound.html">BodyUpperBound</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_particle_dynamics_reduce.html">ParticleDynamicsReduce</a>&lt;Vecd, ReduceUpperBound&gt;,</div><div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;                           <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_simple.html">GeneralDataDelegateSimple</a></div><div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;    {</div><div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;    <span class="keyword">public</span>:</div><div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;        <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1_body_upper_bound.html">BodyUpperBound</a>(<a class="code" href="class_s_p_h_1_1_s_p_h_body.html">SPHBody</a> &amp;sph_body);</div><div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;        <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1_body_upper_bound.html">BodyUpperBound</a>(){};</div><div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;</div><div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;    <span class="keyword">protected</span>:</div><div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;        <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;pos_;</div><div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;        Vecd ReduceFunction(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;    };</div><div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;</div><div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;    <span class="keyword">template</span> &lt;<span class="keyword">typename</span> VariableType&gt;</div><div class="line"><a name="l00219"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1_body_summation.html">  219</a></span>&#160;    <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1_body_summation.html">BodySummation</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_particle_dynamics_reduce.html">ParticleDynamicsReduce</a>&lt;VariableType, ReduceSum&lt;VariableType&gt;&gt;,</div><div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;                          <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_simple.html">GeneralDataDelegateSimple</a></div><div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;    {</div><div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;    <span class="keyword">public</span>:</div><div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;        <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1_body_summation.html">BodySummation</a>(<a class="code" href="class_s_p_h_1_1_s_p_h_body.html">SPHBody</a> &amp;sph_body, <span class="keyword">const</span> std::string &amp;variable_name)</div><div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;            : <a class="code" href="class_s_p_h_1_1_particle_dynamics_reduce.html">ParticleDynamicsReduce&lt;VariableType, ReduceSum&lt;VariableType&gt;</a>&gt;(sph_body),</div><div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;              <a class="code" href="class_s_p_h_1_1_data_delegate_simple.html">GeneralDataDelegateSimple</a>(sph_body),</div><div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;              variable_(*particles_-&gt;getVariableByName&lt;<a class="code" href="class_variable_type.html">VariableType</a>&gt;(variable_name))</div><div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;        {</div><div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;            this-&gt;<a class="code" href="class_s_p_h_1_1_particle_dynamics_reduce.html#a0da29bb747776e41caa375d67be5b656">initial_reference_</a> = <a class="code" href="class_variable_type.html">VariableType</a>(0);</div><div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;        };</div><div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;        <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1_body_summation.html">BodySummation</a>(){};</div><div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;</div><div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;    <span class="keyword">protected</span>:</div><div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;        StdLargeVec&lt;VariableType&gt; &amp;variable_;</div><div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;        <a class="code" href="class_variable_type.html">VariableType</a> ReduceFunction(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0)<span class="keyword"> override</span></div><div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;<span class="keyword">        </span>{</div><div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;            <span class="keywordflow">return</span> variable_[index_i];</div><div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;        };</div><div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;    };</div><div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;</div><div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160; 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           : <a class="code" href="class_s_p_h_1_1_body_summation.html">BodySummation&lt;VariableType&gt;</a>(sph_body, variable_name),</div><div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;              mass_(this-&gt;particles_-&gt;mass_){};</div><div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;        <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1_body_moment.html">BodyMoment</a>(){};</div><div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;</div><div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;    <span class="keyword">protected</span>:</div><div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;        <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> &amp;mass_;</div><div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;        <a class="code" href="class_variable_type.html">VariableType</a> ReduceFunction(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0)<span class="keyword"> override</span></div><div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;<span class="keyword">        </span>{</div><div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;            <span class="keywordflow">return</span> mass_[index_i] * this-&gt;variable_[index_i];</div><div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;        };</div><div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;    };</div><div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;</div><div class="line"><a name="l00265"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1_total_mechanical_energy.html">  265</a></span>&#160;    <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1_total_mechanical_energy.html">TotalMechanicalEnergy</a></div><div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;        : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_particle_dynamics_reduce.html">ParticleDynamicsReduce</a>&lt;Real, ReduceSum&lt;Real&gt;&gt;,</div><div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;          <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_simple.html">GeneralDataDelegateSimple</a></div><div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;    {</div><div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;    <span class="keyword">private</span>:</div><div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;        <a class="code" href="class_s_p_h_1_1_unique_ptr_keeper.html">UniquePtrKeeper&lt;Gravity&gt;</a> gravity_ptr_keeper_;</div><div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;</div><div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;    <span class="keyword">public</span>:</div><div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;        <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1_total_mechanical_energy.html">TotalMechanicalEnergy</a>(<a class="code" href="class_s_p_h_1_1_s_p_h_body.html">SPHBody</a> &amp;sph_body);</div><div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;        <a class="code" href="class_s_p_h_1_1_total_mechanical_energy.html">TotalMechanicalEnergy</a>(<a class="code" href="class_s_p_h_1_1_s_p_h_body.html">SPHBody</a> &amp;sph_body, <a class="code" href="class_s_p_h_1_1_gravity.html">Gravity</a> &amp;gravity_ptr);</div><div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;        <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1_total_mechanical_energy.html">TotalMechanicalEnergy</a>(){};</div><div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;</div><div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;    <span class="keyword">protected</span>:</div><div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;        <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> &amp;mass_;</div><div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;        <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;vel_, &amp;pos_;</div><div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;        <a class="code" href="class_s_p_h_1_1_gravity.html">Gravity</a> *gravity_;</div><div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;        Real ReduceFunction(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;    };</div><div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;}</div><div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;<span class="preprocessor">#endif // GENERAL_DYNAMICS_H</span></div><div class="ttc" id="class_s_p_h_1_1_neighborhood_html"><div class="ttname"><a href="class_s_p_h_1_1_neighborhood.html">SPH::Neighborhood</a></div><div class="ttdoc">A neighborhood around particle i. </div><div class="ttdef"><b>Definition:</b> neighbor_relation.h:47</div></div>
<div class="ttc" id="class_s_p_h_1_1_total_mechanical_energy_html"><div class="ttname"><a href="class_s_p_h_1_1_total_mechanical_energy.html">SPH::TotalMechanicalEnergy</a></div><div class="ttdoc">Compute the total mechanical (kinematic and potential) energy. </div><div class="ttdef"><b>Definition:</b> general_dynamics.h:265</div></div>
<div class="ttc" id="class_std_large_vec_3_01_real_01_4_html"><div class="ttname"><a href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt; Real &gt;</a></div></div>
<div class="ttc" id="class_variable_type_html"><div class="ttname"><a href="class_variable_type.html">VariableType</a></div></div>
<div class="ttc" id="class_s_p_h_1_1_particle_smoothing_html"><div class="ttname"><a href="class_s_p_h_1_1_particle_smoothing.html">SPH::ParticleSmoothing</a></div><div class="ttdoc">computing smoothed variable field by averaging with neighbors </div><div class="ttdef"><b>Definition:</b> general_dynamics.h:95</div></div>
<div class="ttc" id="class_s_p_h_1_1_data_delegate_inner_html"><div class="ttname"><a href="class_s_p_h_1_1_data_delegate_inner.html">SPH::DataDelegateInner</a></div><div class="ttdoc">prepare data for inner particle dynamics </div><div class="ttdef"><b>Definition:</b> base_particle_dynamics.h:216</div></div>
<div class="ttc" id="class_s_p_h_1_1_maximum_speed_html"><div class="ttname"><a href="class_s_p_h_1_1_maximum_speed.html">SPH::MaximumSpeed</a></div><div class="ttdoc">Get the maximum particle speed in a SPH body. </div><div class="ttdef"><b>Definition:</b> general_dynamics.h:170</div></div>
<div class="ttc" id="class_s_p_h_1_1_time_step_initialization_html_a604cb6130b5bc098991e5c23baef2977"><div class="ttname"><a href="class_s_p_h_1_1_time_step_initialization.html#a604cb6130b5bc098991e5c23baef2977">SPH::TimeStepInitialization::setupDynamics</a></div><div class="ttdeci">virtual void setupDynamics(Real dt=0.0) override</div><div class="ttdef"><b>Definition:</b> general_dynamics.cpp:21</div></div>
<div class="ttc" id="class_s_p_h_1_1_neighborhood_html_a1e2d0d9c7af09e2ee0e58903b171902d"><div class="ttname"><a href="class_s_p_h_1_1_neighborhood.html#a1e2d0d9c7af09e2ee0e58903b171902d">SPH::Neighborhood::current_size_</a></div><div class="ttdeci">size_t current_size_</div><div class="ttdef"><b>Definition:</b> neighbor_relation.h:50</div></div>
<div class="ttc" id="class_s_p_h_1_1_particle_dynamics_simple_html"><div class="ttname"><a href="class_s_p_h_1_1_particle_dynamics_simple.html">SPH::ParticleDynamicsSimple</a></div><div class="ttdoc">Simple particle dynamics without considering particle interaction. </div><div class="ttdef"><b>Definition:</b> particle_dynamics_algorithms.h:48</div></div>
<div class="ttc" id="class_s_p_h_1_1_velocity_bound_check_html"><div class="ttname"><a href="class_s_p_h_1_1_velocity_bound_check.html">SPH::VelocityBoundCheck</a></div><div class="ttdoc">check whether particle velocity within a given bound </div><div class="ttdef"><b>Definition:</b> general_dynamics.h:137</div></div>
<div class="ttc" id="class_s_p_h_1_1_time_step_initialization_html"><div class="ttname"><a href="class_s_p_h_1_1_time_step_initialization.html">SPH::TimeStepInitialization</a></div><div class="ttdoc">initialize a time step for a body. including initialize particle acceleration induced by viscous...</div><div class="ttdef"><b>Definition:</b> general_dynamics.h:53</div></div>
<div class="ttc" id="class_std_large_vec_3_01_vecd_01_4_html"><div class="ttname"><a href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt; Vecd &gt;</a></div></div>
<div class="ttc" id="class_s_p_h_1_1_unique_ptr_keeper_html"><div class="ttname"><a href="class_s_p_h_1_1_unique_ptr_keeper.html">SPH::UniquePtrKeeper</a></div><div class="ttdoc">A wrapper to provide an ownership for a new derived object which previous often generated by new a ra...</div><div class="ttdef"><b>Definition:</b> ownership.h:90</div></div>
<div class="ttc" id="class_s_p_h_1_1_body_moment_html"><div class="ttname"><a href="class_s_p_h_1_1_body_moment.html">SPH::BodyMoment</a></div><div class="ttdoc">Compute the moment of a body. </div><div class="ttdef"><b>Definition:</b> general_dynamics.h:245</div></div>
<div class="ttc" id="base__body_8h_html"><div class="ttname"><a href="base__body_8h.html">base_body.h</a></div><div class="ttdoc">This is the base classes of SPH bodies. The real body is for that with cell linked list and the ficti...</div></div>
<div class="ttc" id="class_s_p_h_1_1_particle_dynamics_reduce_html"><div class="ttname"><a href="class_s_p_h_1_1_particle_dynamics_reduce.html">SPH::ParticleDynamicsReduce</a></div><div class="ttdoc">Base abstract class for reduce. </div><div class="ttdef"><b>Definition:</b> particle_dynamics_algorithms.h:69</div></div>
<div class="ttc" id="class_s_p_h_1_1_upper_front_in_x_direction_html"><div class="ttname"><a href="class_s_p_h_1_1_upper_front_in_x_direction.html">SPH::UpperFrontInXDirection</a></div><div class="ttdoc">Get the upper front In X Direction for a SPH body. </div><div class="ttdef"><b>Definition:</b> general_dynamics.h:154</div></div>
<div class="ttc" id="class_s_p_h_1_1_particle_dynamics_reduce_html_a0da29bb747776e41caa375d67be5b656"><div class="ttname"><a href="class_s_p_h_1_1_particle_dynamics_reduce.html#a0da29bb747776e41caa375d67be5b656">SPH::ParticleDynamicsReduce&lt; VariableType, ReduceSum&lt; VariableType &gt; &gt;::initial_reference_</a></div><div class="ttdeci">VariableType initial_reference_</div><div class="ttdef"><b>Definition:</b> particle_dynamics_algorithms.h:104</div></div>
<div class="ttc" id="class_s_p_h_1_1_neighborhood_html_aead058787ca24c233d7d6d7825e1dac3"><div class="ttname"><a href="class_s_p_h_1_1_neighborhood.html#aead058787ca24c233d7d6d7825e1dac3">SPH::Neighborhood::W_ij_</a></div><div class="ttdeci">StdLargeVec&lt; Real &gt; W_ij_</div><div class="ttdef"><b>Definition:</b> neighbor_relation.h:54</div></div>
<div class="ttc" id="class_s_p_h_1_1_body_upper_bound_html"><div class="ttname"><a href="class_s_p_h_1_1_body_upper_bound.html">SPH::BodyUpperBound</a></div><div class="ttdoc">the upper bound of a body by reduced particle positions. </div><div class="ttdef"><b>Definition:</b> general_dynamics.h:202</div></div>
<div class="ttc" id="base__particles_8h_html"><div class="ttname"><a href="base__particles_8h.html">base_particles.h</a></div><div class="ttdoc">This is the base class of SPH particles. The basic data of the particles is saved in separated large ...</div></div>
<div class="ttc" id="class_s_p_h_1_1_body_summation_html"><div class="ttname"><a href="class_s_p_h_1_1_body_summation.html">SPH::BodySummation</a></div><div class="ttdoc">Compute the summation of a particle variable in a body. </div><div class="ttdef"><b>Definition:</b> general_dynamics.h:219</div></div>
<div class="ttc" id="class_s_p_h_1_1_s_p_h_body_html"><div class="ttname"><a href="class_s_p_h_1_1_s_p_h_body.html">SPH::SPHBody</a></div><div class="ttdoc">SPHBody is a base body with basic data and functions. Its derived class can be a real fluid body...</div><div class="ttdef"><b>Definition:</b> base_body.h:61</div></div>
<div class="ttc" id="class_s_p_h_1_1_randomize_particle_position_html"><div class="ttname"><a href="class_s_p_h_1_1_randomize_particle_position.html">SPH::RandomizeParticlePosition</a></div><div class="ttdoc">Randomize the initial particle position. </div><div class="ttdef"><b>Definition:</b> general_dynamics.h:76</div></div>
<div class="ttc" id="external__force_8h_html"><div class="ttname"><a href="external__force_8h.html">external_force.h</a></div><div class="ttdoc">Here, we define the base external force class. </div></div>
<div class="ttc" id="class_s_p_h_1_1_body_lower_bound_html"><div class="ttname"><a href="class_s_p_h_1_1_body_lower_bound.html">SPH::BodyLowerBound</a></div><div class="ttdoc">the lower bound of a body by reduced particle positions. </div><div class="ttdef"><b>Definition:</b> general_dynamics.h:186</div></div>
<div class="ttc" id="class_s_p_h_1_1_interaction_dynamics_with_update_html"><div class="ttname"><a href="class_s_p_h_1_1_interaction_dynamics_with_update.html">SPH::InteractionDynamicsWithUpdate</a></div><div class="ttdoc">This class includes an interaction and a update steps. </div><div class="ttdef"><b>Definition:</b> particle_dynamics_algorithms.h:160</div></div>
<div class="ttc" id="class_s_p_h_1_1_base_body_relation_inner_html"><div class="ttname"><a href="class_s_p_h_1_1_base_body_relation_inner.html">SPH::BaseBodyRelationInner</a></div><div class="ttdoc">The abstract relation within a SPH body. </div><div class="ttdef"><b>Definition:</b> base_body_relation.h:117</div></div>
<div class="ttc" id="class_s_p_h_1_1_data_delegate_simple_html"><div class="ttname"><a href="class_s_p_h_1_1_data_delegate_simple.html">SPH::DataDelegateSimple&lt; SPHBody, BaseParticles, BaseMaterial &gt;</a></div></div>
<div class="ttc" id="class_s_p_h_1_1_neighborhood_html_aaec2f984f8c1afd41b2ea98ec7033f99"><div class="ttname"><a href="class_s_p_h_1_1_neighborhood.html#aaec2f984f8c1afd41b2ea98ec7033f99">SPH::Neighborhood::j_</a></div><div class="ttdeci">StdLargeVec&lt; size_t &gt; j_</div><div class="ttdef"><b>Definition:</b> neighbor_relation.h:53</div></div>
<div class="ttc" id="class_s_p_h_1_1_data_delegate_inner_html_a1a9ec99b7fadff00fe62cf6656827fb3"><div class="ttname"><a href="class_s_p_h_1_1_data_delegate_inner.html#a1a9ec99b7fadff00fe62cf6656827fb3">SPH::DataDelegateInner::inner_configuration_</a></div><div class="ttdeci">ParticleConfiguration &amp; inner_configuration_</div><div class="ttdef"><b>Definition:</b> base_particle_dynamics.h:222</div></div>
<div class="ttc" id="class_s_p_h_1_1_gravity_html"><div class="ttname"><a href="class_s_p_h_1_1_gravity.html">SPH::Gravity</a></div><div class="ttdoc">The gravity force, derived class of External force. </div><div class="ttdef"><b>Definition:</b> external_force.h:55</div></div>
<div class="ttc" id="namespace_s_p_h_html"><div class="ttname"><a href="namespace_s_p_h.html">SPH</a></div><div class="ttdef"><b>Definition:</b> solid_body_supplementary.cpp:9</div></div>
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